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| Specification | Sub-Zero251RFD | Sub-Zero211RFD |
|---|---|---|
| Annual energy use | Conflicting source valuesSource | Conflicting source valuesSource |
| Anti-sweat heater switch declared in archive | FalseSource | FalseSource |
| Defrost type | AutomaticSource | AutomaticSource |
| Freezer capacity | 5.7 cu ftSource | 6.6 cu ftSource |
| Fresh-food capacity | Conflicting source valuesSource | 11.4 cu ftSource |
| Manufacturer named in archive | Sub-ZeroSource | Sub-ZeroSource |
| Refrigerator configuration | Bottom Freezer w/o Ice thru doSource | Bottom Freezer w/o Ice thru doSource |
| Reported depth | 24 inSource | 24 inSource |
| Reported height | 84 inSource | 84 inSource |
| Reported width | 36 inSource | 30 inSource |
| Total capacity | Conflicting source valuesSource | 18 cu ftSource |